From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: network card buzzing Date: Thu, 9 Dec 2004 18:11:38 +0100 Message-ID: <20041209171138.GA3105@openzaurus.ucw.cz> References: <41B86243.7090507@mega.ist.utl.pt> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <41B86243.7090507-aHmAgkVUFT6Joy8PIJZ9VA@public.gmane.org> Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Pedro Venda Cc: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Hi! > I tought it was normal to have a buzzing on the network card while it > transmits/receives high quanitities of data and using almost all of > it's bandwidth... I had such a network card on my desktop and now my > laptop does the same. > > the laptop is a (smart-battery powered) acer travelmate 4001 WLMi and > the network card is a broadcom (b44) 10/100Mbps. > > after rejecting the idea, I decided to try the same on another OS... > windows. it doesn't buzz while transmiting/receiving at 80Mbps > whereas on linux it does. one can hear exactly when there is activity > and when there isn't. > > is this a problem? hardware issue? software issue? acpi? plain bad > luck? what is happening here? Sining capacitors? See archives. idle=poll should fix it (evil grin). Pavel -- 64 bytes from 195.113.31.123: icmp_seq=28 ttl=51 time=448769.1 ms ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://productguide.itmanagersjournal.com/